{"id":9585,"date":"2025-09-17T09:16:01","date_gmt":"2025-09-17T15:16:01","guid":{"rendered":"https:\/\/www.warmzone.com\/blog\/?post_type=glossary&#038;p=9585"},"modified":"2025-09-17T09:16:01","modified_gmt":"2025-09-17T15:16:01","slug":"r-value","status":"publish","type":"glossary","link":"https:\/\/www.warmzone.com\/blog\/glossary\/r-value\/","title":{"rendered":"R-Value"},"content":{"rendered":"<p>A unit of measure of <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_4e8352a0676ba6b8a62475cfa05476d5\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">thermal<\/span> <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_0970b276dce0369f94e49335e47769f6\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">resistance<\/span>. The higher the value, the better the heat-insulating capabilities of the material. For example, an 8&rdquo; <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_e28d34c86eaf0eae1db6d43f7a9c85c9\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">lightweight concrete<\/span> block has an <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_576b1c51f6bb449e453f9bf5ac3e8b95\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">R-Value<\/span> of 2.00 and a 1\/2&rdquo; sheet of plywood has an <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_576b1c51f6bb449e453f9bf5ac3e8b95\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">R-Value<\/span> of .63. The <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_568f830d3e920efaca9c000fbe6aa146\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">concrete<\/span> block has far better heat-<span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_821f3d8b3ba83f5d0d733154f791c0ac\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">insulating properties<\/span> than the plywood. This unit is used to find the &lsquo;heat-loss calculation&rsquo; for a home so that preparations can be made to properly heat a home. Radiant heating systems need low R-Values for <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_6d4c2b85c8b7fe38c58b24e40cc4ddcd\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">carpet<\/span> pads to allow the heat to pass through it and high R-Values are encouraged everywhere else.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A unit of measure of <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_4e8352a0676ba6b8a62475cfa05476d5\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">thermal<\/span> <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_0970b276dce0369f94e49335e47769f6\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">resistance<\/span>. The higher the value, the better the heat-insulating capabilities of the material. For example, an 8&rdquo; <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_e28d34c86eaf0eae1db6d43f7a9c85c9\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">lightweight concrete<\/span> block has an <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_576b1c51f6bb449e453f9bf5ac3e8b95\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">R-Value<\/span> of 2.00 and a 1\/2&rdquo; sheet of plywood has an <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_576b1c51f6bb449e453f9bf5ac3e8b95\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">R-Value<\/span> of .63. The <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_568f830d3e920efaca9c000fbe6aa146\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">concrete<\/span> block has far better heat-<span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_821f3d8b3ba83f5d0d733154f791c0ac\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">insulating properties<\/span> than the plywood. This unit&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"menu_order":0,"template":"","meta":{"footnotes":""},"class_list":["post-9585","glossary","type-glossary","status-publish","hentry","description-off"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>R-Value | Warmzone Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.warmzone.com\/blog\/glossary\/r-value\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"R-Value | Warmzone Blog\" \/>\n<meta property=\"og:description\" content=\"A unit of measure of thermal resistance. The higher the value, the better the heat-insulating capabilities of the material. 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